Amazon.com: HXJNLDC DC 3.7V 800mAh 603040 Rechargeable Lithium Polymer Replacement Battery for DIY 3.7-5V Electronic Product, Mobile Energy Storage Power Supply : Health & Household
Li-Pol battery 800mAh, 3.7V, 802535 | AMPUL.eu
ZTE Li-ion Battery 3.7V 1500mAh Li3715T42P3h654251 Mobile Hotspot WiFi Router for AT&T Z700A, Racer II (V859), MF61, U215, V960, Telstra A6 - Walmart.com
3.7V 800 mAh 3 Wires Thermistor Polymer Li Lithium Li-Po Battery 603040 For GPS Car Camera PDA MID ipod Bluetooth Device LED - AliExpress