battery powered LED night lamp with built in charge pump circuit Certificate:CE RoHS... 1. Easy to hold plastic design, suitable for child or adults' hand2. Two different working Mode available: On/Off mode or Fading Brightness mode3. Built in DC-DC booster circuit inside for 2pcs AAA power supply4. MCU based automatic power down mode: lamp mode-34 minuts, fading lamp mode for 120s5. ideal as a ...