SENS AA - Flashlight Nitecore - Free user manual and instructions
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| Product Type | Flashlight |
| Brand | Nitecore |
| Model | SENS AA |
| Light Source | LED |
| Max Output | 120 lumens |
| Power Source | 1× AA battery (alkaline or NiMH) |
| Dimensions | 97 mm length, 21 mm diameter |
| Weight | 42 g (without battery) |
| Switch Type | Tail switch |
| Modes | Auto (sensor), High, Low, SOS |
| Runtime on High | Approx. 1 hour |
| Runtime on Low | Approx. 8 hours |
| Beam Distance | Up to 60 m |
| Waterproof Rating | IPX-8 (submersible up to 2 m) |
| Impact Resistance | 1.5 m drop resistance |
| Auto Brightness Sensor | Adjusts output based on ambient light |
| Battery Level Indicator | LED flashes when battery low |
| Body Material | Aerospace-grade aluminum alloy |
| Surface Treatment | HAIII military grade hard-anodized |
| Lens Material | Polycarbonate with anti-reflective coating |
| Spare Parts Available | Tail switch boot, O-rings |
| Care Instructions | Clean lens with soft cloth, replace O-rings if worn |
| Safety Note | Do not look directly into beam; store batteries separately if not in use |
Frequently Asked Questions - SENS AA Nitecore
What batteries does the Nitecore SENS AA use?
It uses a single AA battery, either alkaline or NiMH rechargeable. For best performance, use a high-quality NiMH battery.
How does the auto brightness sensor work?
The light has a sensor that detects ambient brightness and automatically adjusts the output level. In a dark room, it will be dimmer; in brighter environments, it increases output for better visibility.
What are the available modes?
The flashlight has four modes: Auto (sensor), High (120 lumens), Low (15 lumens), and SOS (flashing). Press the tail switch to cycle through modes.
Is the flashlight waterproof?
Yes, it is IPX-8 rated, meaning it can be submerged in up to 2 meters of water for 30 minutes. However, ensure the tail switch is fully tightened before use in wet conditions.
How do I know when the battery is low?
The flashlight has a battery level indicator: when the battery is low, the LED will flash briefly every 2 seconds during use. Replace or recharge the battery promptly.
Can I use rechargeable batteries?
Yes, NiMH rechargeable AA batteries work well. Do not use 3.7V lithium-ion batteries, as they may damage the light.
What is the maximum beam distance?
The SENS AA can throw light up to 60 meters on High mode. The beam is floody for close-to-medium range tasks.
How do I clean the flashlight?
Wipe the exterior with a damp cloth. For the lens, use a soft, lint-free cloth to avoid scratches. Check and lubricate O-rings periodically with silicone grease.
Is the tail switch replaceable?
Yes, the rubber boot covering the switch can be replaced if damaged. Contact Nitecore for spare parts or check authorized dealers.
How does the SOS mode function?
In SOS mode, the light emits the international distress signal: three short flashes, three long flashes, three short flashes. It repeats until the mode is changed.
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