| Color | Black + Grey + Multi-Colored |
| Brand | N/A |
| Model | SLT-H121 |
| Quantity | 1 Set |
| Material | Aluminium alloy |
| Emitter Brand | Cree |
| LED Type | XM-L |
| Emitter BIN | otehrs、L2 |
| Number of Emitters | 1 |
| Color BIN | Cool White |
| Working Voltage | 14.8 V |
| Power Supply | 4 x 18650 battery pack (included) |
| Current | 1.8 A |
| Theoretical Lumens | 650 lumens |
| Actual Lumens | 600 lumens |
| Runtime | 2 Hour |
| Number of Modes | 5 |
| Mode Arrangement | Others、the red button controls the outer ring、 the mode is: High > Fast strobe; the black button controls the main light、 the mode is: Hi > Mid > Low |
| Mode Memory | No |
| Switch Type | Reverse clicky |
| Lens | Glass、Plastic |
| Reflector | Aluminum Smooth |
| Flashlight Mounting | Handlebar and Helmet |
| Switch Location | Tailcap |
| Beam Range | 50~100 m |
| Packing List | 2 x Bicycle light (32cm-cable) 1 x AC power charger adapter (2-flat-pin plug / 100~240V / 117cm-cable) 1 x 18650 battery pack (37cm-cable) 1 x Headband (22cm-cable) 4 x Rubber rings |