Operation Guide: Screen Display and Operation: Connecting to power supply, without batteries, the screen will be bright for 2 seconds then display "null" which denotes no batteries being loaded Charging Status and Screen Display: loading batteries, the screen will display channel / battery type / battery voltage / charging current / capacity rate. "%" flashes mean the device is charging, "%" increases until 100% which means batteries are fully charged, S2 cease charging the battery. Button Operation: short click, LCD displays charging status. 3-second long click keeps the LCD always bright. Specification: Input voltage: AC 110-240V 50/60HZ; DC 12V /1A Output voltage: 4.2V ±1% / 3.7V ±1% / 1.48V ±1% Input current: Li-ion 2000MA*1 1000MA*2 ; Ni-mh Ni-cd 1.2V 1000MA*1 500MA*2 USB port: can be used as a power bank Safety: Short Circuit Protection; Over-Current Protection; Reverse Connection Protection Compatible with: IMR / Li-ion / LifePO4 / Ni-mh / Mi-cd (almost all types of cylinder shape rechargeable batteries) Control: DV Detection; ODV Detection; Total Time Control; Highest Voltage Detection Certificate: RoHS, CE, FC Case Material: ABS / PC Working Temperature : 0-40 Celsius Package size (L x W x H): 14.50 x 12.70 x 5.00 cm / 5.71 x 5 x 1.97 inches Package weight: 0.37 kg Product size (L x W x H): 14.50 x 7.00 x 3.50 cm / 5.71 x 2.76 x 1.38 inches Product weight: 0.23 kg Package Content: 1x S2 Charger 1x Manual Kindly Note: Only suitable for rechargeable lithium-ion/Ni-MH/NI-CD batteries. When you charge the electronic tools, please unplug the charger power cord and install batteries. Keep the charger out of reach of children. Use the device at 0-40℃ temperature range.
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