Specifications: Adaptertyp: UK Input Voltage: 100~240V Input Current: 0.8A Fit Voltage: 18V Output: 21V/1.5A Type: Li-ion Only Applicable for Battery: BOSCH: 1 600 Z00 000, 1 600 Z00 03U, 2 607 335 040, 2 607 336 040, 2 607 336 207, 2 607 336 208, 2 607 336 921, 1600A005B0 PBA Rechargeable Battery for Devices: BOSCH: PSB 18 LI-2, PST 18 LI, UNEO MAXXH, Uneo Maxx, PSM 18 LI, PSR 18 LI-2, PSR 18 LI-2H, PSB 18 LI-2H Notes for LED Light: Stay Red: Being Charged Stay green: Fully charged Flashing Red: Poor connection, reverse connection, high temperature etc. Notes for Usage: Only suitable for the Li-ion Battery Please make sure the connector of the charger is suitable for your battery.