| Brand | JINGKE |
| Model | TD-838 |
| Quantity | 1 |
| Color | Black + Orange |
| Material | ABS |
| Emitter Brand | CREE |
| LED Type | XP-E |
| Emitter BIN | Q3 |
| Color BIN | White |
| Number of Emitters | 1 |
| Working Voltage | 3.7 V |
| Battery Configuration | Built-in 1500mAh li-on battery |
| Circuitry | 500mA |
| Brightness | 125lm |
| Runtime | 7 hours above |
| Number of Modes | 3 |
| Mode Arrangement | Hi、 Low、 Flash |
| Mode Memory | No |
| Switch Type | Reverse clicky |
| Switch Location | Bezel |
| Lens | Plastic |
| Reflector | Aluminum Smooth |
| Strap Included | No |
| Clip Included | No |
| Band Length | 50cm |
| Beam Range | 500m |
| Other Feature | Power: 5W、 waterproof sealing、 over-charge protection |
| Packing List | 1 x Headlamp |
| ? | 1 x Head strap (50cm) |
| ? | 1 x 100~240V adapter charger (2-flat-pin plug / 100cm cable) |
| ? | 1 x Strap |
Dimensions: 3.15 in x 2.76 in x 2.40 in (8.0 cm x 7.0 cm x 6.1 cm)