Info: Voltage: 5V DC Lamp input, 1W non-removable dimmable LED light source, warm white. 2200K, CRI >90. 40lm. Battery: 5V DC, 1W. Battery Capacity: 2200mAh x 2. 4 steps touch dimmer. Service life: 30.000 hours. Charging Time: 5 hours. Discharging Time: 8 hours at max power, 16 hours at 50% and 80 hours at 15% power. Including 1 meter magnetic Pogo-Pin charging cable type USB C on the charger end. Adapter not included. Needed adapter specification: 100-240V - 50Hz input, 5V DC/1A or 5V DC/2A output. IP44, Class III. Registered design