--- product_id: 532090676 title: "TECHTEK battery replaces GB-S10-284449-0100, for TL284443 compatible with [Nest] A0013, Learning Thermostat 2nd Generation, Learning Thermostat 3rd Gen, Learning Thermostat 3rd Generation, T3007E FBA" brand: "techtek" price: "$38.06" currency: USD in_stock: true reviews_count: 1 url: https://www.desertcart.us/products/532090676-techtek-battery-replaces-gb-s10-284449-0100-for-tl284443-compatible store_origin: US region: United States of America --- # 380mAh High Capacity 3.7V Li-Polymer Power 24-Month Warranty TECHTEK battery replaces GB-S10-284449-0100, for TL284443 compatible with [Nest] A0013, Learning Thermostat 2nd Generation, Learning Thermostat 3rd Gen, Learning Thermostat 3rd Generation, T3007E FBA **Brand:** techtek **Price:** $38.06 **Availability:** βœ… In Stock ## Summary > πŸ”‹ Power your smart home smarter, not harder! ## Quick Answers - **What is this?** TECHTEK battery replaces GB-S10-284449-0100, for TL284443 compatible with [Nest] A0013, Learning Thermostat 2nd Generation, Learning Thermostat 3rd Gen, Learning Thermostat 3rd Generation, T3007E FBA by techtek - **How much does it cost?** $38.06 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/532090676-techtek-battery-replaces-gb-s10-284449-0100-for-tl284443-compatible) ## Best For - techtek enthusiasts ## Why This Product - Trusted techtek brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Long-Lasting Power Boost:** 380mAh capacity ensures your smart thermostat stays powered longer, keeping your home smarter and more efficient. - β€’ **Seamless Nest Compatibility:** Perfectly engineered for Nest Learning Thermostat 2nd & 3rd Gen modelsβ€”never worry about fit or function. - β€’ **Lightweight & Compact Design:** At just 12 grams and slim 49x44x3mm size, it fits discreetly without adding bulk or weight. - β€’ **Reliable Lithium Polymer Tech:** Advanced Li-Polymer battery technology delivers stable voltage and safe rechargeability for peace of mind. - β€’ **Confidence with 24-Month Warranty:** Backed by a 2-year warranty, this battery guarantees durability and hassle-free replacement. ## Overview The TECHTEK replacement battery (3.7V, 380mAh Li-Polymer) is designed exclusively for Nest Learning Thermostat models (2nd & 3rd Gen). Lightweight and compact, it offers reliable, long-lasting power with a 24-month warranty, ensuring your smart thermostat stays efficient and hassle-free. ## Description Voltage: 3.7VType: Li-PolymerColor: blackCapacity: 380mAhNet weight: 11gGross weight: 36gRate: 1.41WhIs compatible with the following devices:compatible with Nest A0013compatible with Nest Learning Thermostat 2nd Generationcompatible with Nest Learning Thermostat 3rd Gencompatible with Nest Learning Thermostat 3rd Generationcompatible with Nest T3007EScompatible with Nest T3008UScompatible with Nest T4000EScompatible with Nest Thermostat EBattery compatible only with the named phone models. Replaces only the named battery models. PLEASE DOUBLE CHECK COMPATIBILITY BEFORE BUYING.Replaces the following original battery types:GB-S10-284449-0100TL284443 Review: Good product - Good product! ## Features - GB-S10-284449-0100,TL284443 - Voltage: 3.7V - Type: Li-Polymer - Color: black - Capacity: 380mAh ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0921PQHGQ | | Amperage | 1.41 Amps | | Antenna Location | Smart Home Battery | | Battery Capacity | 380 Milliamp Hours | | Battery Cell Type | Lithium Polymer | | Battery Weight | 12 Grams | | Battery capacity | 380 Milliamp Hours | | Battery cell composition | Lithium Polymer | | Best Sellers Rank | 157,204 in DIY & Tools ( See Top 100 in DIY & Tools ) 63 in Thermostat Accessories | | Brand | Techtek | | Brand Name | Techtek | | Compatible Phone Models | GB S10 284449-0100, Learning Thermostat | | Customer Reviews | 4.0 out of 5 stars 8 Reviews | | Item Dimensions | 49 x 44 x 3 millimetres | | Item Weight | 12 Grams | | Manufacturer | Techtek | | Model Name | CS-NLT200SL | | Model Number | part_B0921PQHGQ | | Number of Batteries | 1 9V batteries required. (included) | | Number of batteries | 1 9V batteries required. (included) | | Product Warranty | 24 month | | Recommended uses for product | Smart Home Battery | | Reusability | Rechargeable | | UPC | 768135385392 | | Unit Count | 1.0 count | | Unit count | 1.0 count | | Voltage | 3.7 Volts | ## Product Details - **Battery capacity:** 380 Milliamp Hours - **Battery cell composition:** Lithium Polymer - **Brand:** Techtek - **Number of batteries:** 1 9V batteries required. (included) - **Recommended uses for product:** Mobiele telefoon ## Images ![TECHTEK battery replaces GB-S10-284449-0100, for TL284443 compatible with [Nest] A0013, Learning Thermostat 2nd Generation, Learning Thermostat 3rd Gen, Learning Thermostat 3rd Generation, T3007E FBA - Image 1](https://m.media-amazon.com/images/I/71ycTLwIS-L.jpg) ![TECHTEK battery replaces GB-S10-284449-0100, for TL284443 compatible with [Nest] A0013, Learning Thermostat 2nd Generation, Learning Thermostat 3rd Gen, Learning Thermostat 3rd Generation, T3007E FBA - Image 2](https://m.media-amazon.com/images/I/81yLsumdb2L.jpg) ![TECHTEK battery replaces GB-S10-284449-0100, for TL284443 compatible with [Nest] A0013, Learning Thermostat 2nd Generation, Learning Thermostat 3rd Gen, Learning Thermostat 3rd Generation, T3007E FBA - Image 3](https://m.media-amazon.com/images/I/513HzFZShjL.jpg) ![TECHTEK battery replaces GB-S10-284449-0100, for TL284443 compatible with [Nest] A0013, Learning Thermostat 2nd Generation, Learning Thermostat 3rd Gen, Learning Thermostat 3rd Generation, T3007E FBA - Image 4](https://m.media-amazon.com/images/I/71o8Ou1m0oL.jpg) ![TECHTEK battery replaces GB-S10-284449-0100, for TL284443 compatible with [Nest] A0013, Learning Thermostat 2nd Generation, Learning Thermostat 3rd Gen, Learning Thermostat 3rd Generation, T3007E FBA - Image 5](https://m.media-amazon.com/images/I/61gNp3oajkL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Good product *by G***L on 12 October 2025* Good product! ## Frequently Bought Together - TECHTEK battery replaces GB-S10-284449-0100, for TL284443 compatible with [Nest] A0013, Learning Thermostat 2nd Generation, Learning Thermostat 3rd Gen, Learning Thermostat 3rd Generation, T3007E FBA - Shelly Plus 2PM - 16A | WiFi & Bluetooth 2-Channel Smart Switch with Power Metering | Home Automation | Roller Shutter Remote Control | Alexa & Google Home Compatibility | iOS Android App - Shelly 1 Mini Gen3, WiFi & Bluetooth Smart Switch Relay, 1 Channel, 8A, Home Automation, Dry Contacts, Lights Remote Control, Compact Size, Alexa & Google Home, iOS & Android, No Hub Required (2 Pack) --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.us/products/532090676-techtek-battery-replaces-gb-s10-284449-0100-for-tl284443-compatible](https://www.desertcart.us/products/532090676-techtek-battery-replaces-gb-s10-284449-0100-for-tl284443-compatible) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-09-17*