DC UPS 12x18650 Battery Uninterruptible Power Supply 5V 9V 12V Adjustable Voltage Optical Modem Router DIY Power Bank Box Kit

Features 1. Solderless plug-and-play design with 12-cell 18650 battery compartment for simple assembly 2. Three independent output ports: USB 5V3A, 9V1A, and 12-24V adjustable voltage 3. DC equal-voltage UPS function enables automatic charge/discharge management without manual intervention 4. Precisely matches power requirements for optical modems, routers, NAS, and other devices 5. Rigorous quality control ensures long-term stable operation and extended life

Parameter Capacity: User-supplied batteries, maximum configurable capacity: 3.7V*40000mAh=148Wh (user-supplied batteries) Output Power: 3 independent output ports: USB 5V 3A, 12-24V adjustable voltage 24W, 9V 1A Stepless Voltage Regulation: 19V port offers continuous high-precision voltage adjustment within 12-24V range, with 0.1V regulation accuracy Voltage Regulation Method: High-precision stepless continuous voltage regulation, accuracy 0.1V. Voltage remains stable after adjustment, no need to reset each time. Battery Type: 18650 flat-top premium batteries Battery Cycle Life: Use premium batteries (user-supplied) UPS Input Voltage: 12-13V, recommended 12.7-13V, must not exceed 13V Input adapter power: Input power > (Load power + 12W charging power). Higher power ensures greater stability Charging power: 10-12W Operating temperature range: -20~60℃ DC connector standard: DC5.5, 2.1mm (positive inner, negative outer)

Packing List UPS power supply*1 DC5521-5525 cable*1