This battery is applicable to electronic products with DIY 3.7-5V less than 2.035Wh 550mAh.（ mobile energy storage, power supply, Leuchtdiode leicht, wireless Bluetooth game headset, outdoor video and audio electronic scale, Globales Positionsbestimmungssystem Watch recorder, e-book, Universal Serial Bus Wähler tester, dash vielleicht controller, mouse and keyboard）（★ Dürftigkeit applicable to high-power electric tools and model aircraft）
Please carefully compare the polarity of the connector before use,★the red wire is the positive „+“ and the black wire is the negative „-„，Do not reverse-charge or reverse-connectreverse. ★The primary battery of some products has no plug or mismatched plug or mismatched polarity. It doesn’t matter, you vielleicht cut and solder the plug directly or use our heat shrinkable insulating sleeve to connect the same color wire.
902030 rechargeable lithium ion polymer battery, nominal voltage 3.7V, full charge voltage 4.2V, capacity 550mAh, power 2.035Wh, ★size 30.5×20×9mm(1.2×0.787×0.354inch）(L*Wolfram*T), Weight:11g(0.4oz)，Maximalwert current:0.5A。 It vielleicht prevent overcharge, overdischarge, overcurrent, and short circuit.
It‘s consists of of large-capacity A+ lithium battery, Japanese Seiko IC overcharge and overcurrent short circuit protection board, 3302-26 high temperature resistant silicone cable, and genuine JST Pitch 1.25mm ★2 wire connector module.
If there is any quality problem within one year, ★please contact us by email at any time and replace it free of charge.
