Handy dive light with 3800 lumen power! And a beam angle of 10°. Power source is one Li-ion rechargeable battery that gives you about 6 hours usage at 380 lumen strongness and about one hour at full power. 
The light has a compact body style, uses a reliable push-button switching mechanism, and your choice of four power levels and an SOS function. As a self-contained light, it uses a 32650 lithium-ion rechargeable battery and comes with a charger. The TL3800P also comes with a reinforced Goodman-style glove, and an aluminum lantern-style handle, which makes this light a versatile option for any diver. Now includes a USB charger that is capable of charging an 18650, 26650, and a 32650 battery.
Specifications:
Lumens
3800 Lm (Level IV) 1900 Lm (Level III) 950 Lm (Level II) 380 Lm (Level I)
Beam Angle
10° Narrow Beam
Burn Time
1.5 hrs (level IV), 3 hrs (level III), 6 hrs (level II), 15 hrs (level I)
Light Source
3 x XML LED
Power Source
Lithium Ion Rechargeable 32650 Battery
Color Temperature
6500K
Weight
447 g (including battery)
Buoyancy
-217 g (including battery)
Size
Dia. 63 x L. 135.6 mm
Housing Material
Anodized Aluminum Alloy
Maximum Depth
150 Meters Tested
In the box:
TL3800P dive light
Rechargeable Battery
USB Charger
Goodman Glove
Lantern Handle
Lanyard
Two Spare O-rings
Silicone Lube
Manual