Nitecore D4 Professional Digi Charger For 18650 16340 18350 14500 26650 CR123A Li-ion & Ni-MH 81 Medical Laser diodes rated

81 Medical Laser diodes rated at 5mW and 650nm wavelength

LED indication for Power On / Charging / Full charge

3 x Lens (green

1x Massage Lens

nasal exposure and acupuncture point exposure  to irradiation

Nitecore D4 Professional Digi Charger For 18650 16340 18350 14500 26650 CR123A Li-ion & Ni-MH 81 Medical Laser diodes ratedNitecore D4 4 Channel Professional Digital Battery Charger Authorized Nitecore Distributor! Buy with confidence! Description: Its the benchmark in digital battery chargers 0. 375A x 4 channels or 0. 75A x 2 channels Sophisticated LED display shows all types of information about the charging status, time, etc Automatically stops when cells are charged Reverse polarity protection from inserting a battery the wrong way Compatible with: 3. 6V 3. 7V