Must Confirm 3
Factors Before Purchase: this 3.7 V 3700mAh LiPo is not universal; verify 1. size 33.5 x 97 x 10.3 mm (WxLxH), 2
. connector model: JST-PHR, pitch 2 mm, 3. polarity (+/-) alignment; check red/black wires. Wrong polarity=short circuit.
Performance: typical 3700 mAh (min 3500mAh), 3.7 V, 74 g; no leaking, low internal resistance, 500+ cycle life; reliable rechargeable lithium polymer battery for compact portable electronics.
PCM Safety and Certifications: Built-in PCM protection against overcharge, over-discharge, over-current, short circuit. UL, IEC62133-2 certified, and UN 38.3 compliant, UL ( search MH20555).
Storage Guide: keep at 40%-60% charge during long-term storage; recharge every 3 months to maintain 3.7 - 4.0 V; store in a cool and dry place (below 25°C) to maximize lifespan.
Wide Compatibility: suitable for Bluetooth speakers, dash cams, keyboards/mice, Wi-Fi smart home, PDA, GPS, digital cameras, e-books, trackers, telematics, sleep monitors and IoT devices.