Sofirn SF16 UV, ZWB2 Filter, USB Charging

The SF16 UV from Sofirn is an excellent torch, it uses a ZWB2 filter to block visible non UV light, this makes it much more effective than most other UV torches on the market - see the 2nd and 3rd photos. It has 3 modes and USB C charging.
 
Specs:
 
- Color: Black
- Material: Aluminum
- LED Type: Luminus SST-08 UV (365nm)
- Switch: Side
- Optic: Reflector with ZWB2 Filter
- Charging: 5V/2A (USB C)
- Working Voltage: 2.8-4.2 volts
- Battery: 1x 18650 3.7v Unprotected Lithium Battery (Included)
  Get the Sanyo GA Battery if extras are required.
- Waterproof: IPX8
- Weight: 67g (excluding battery)
- Dimensions: 122.7mm (length) × 25mm (head diameter)
 
Mode/Power/Runtime:
 
High: 875mw - 8 hrs
Med: 440mw - 14.5 hrs
Low: 126mw - 21 hrs
 
Package includes:
 
- Sofirn SF16
- 3000mAh 18650 Battery
- USB C Cable
- Spare O-rings
- Lanyard
- Clip
- Manual