Convoy M21B 21700 flashlight (Shipped from international warehouse)
All models listed on this page are shipped direct from our international warehouse and will take 7-10 working days to be delivered. Quick Overview Material Aluminum alloy Driver 12 configurable mode groups with temperature protection Lens AR-coated glass Protection Low-voltage warning and reverse-polarity protection Convenience Mode memory and tailstand capability Battery 1 × standard 21700 lithium battery (not included) Size & Weight Head / Body 35.7 / 27.1 mm Length 141.5 mm Weight 120 g Reflector Compatibility Orange Peel (OP) XHP70.3 HI, XHP50.3 HI, B35AM, 519A, SFT70, LHP531, LHP73B Smooth (SMO) SFT40, KW CULPM1.TG, SFT-25R LED & Driver Output Choose the correct driver output for your LED model. LED Model Driver Output SFT70 6 V / 5 A 519A 3 V / 6 A SFT40, KW CULPM1.TG 3 V / 8 A B35AM 6 V / 2.4 A LHP531 3 V / 10 A LHP73B 3 V / 20 A Driver Features No visible PWM in any mode, with intelligent temperature management. When the temperature exceeds 55°C, the driver automatically reduces current to lower heat output. The flashlight surface may still become hot during use. Basic Operation Power On / Off Fully click the switch. Change Mode Half-press the switch to cycle through modes. Configuration Mode How to enter configuration mode Turn the flashlight on. Quickly half-press the switch 20 times or more. The flashlight will signal each option with flashes and a buzz. Half-press during the desired flash to select it. Option 1 · Select a Mode Group (1 flash + buzz) Group Select At Mode Sequence 1.1 1 flash 0.1% → 1% → 10% → 35% → 100% → Strobe → Biking → Battery Check 1.2 2 flashes 0.1% → 1% → 10% → 35% → 100% 1.3 3 flashes 100% → 35% → 10% → 1% → 0.1% 1.4 4 flashes 1% → 20% → 100% → Strobe → Biking → Battery Check → SOS 1.5 5 flashes 1% → 20% → 100% 1.6 6 flashes 100% → 20% → 1% 1.7 7 flashes 0.1% → 1% → 10% → 50% → Strobe → Biking → Battery Check → SOS 1.8 8 flashes 0.1% → 1% → 10% → 50% 1.9 9 flashes 50% → 10% → 1% → 0.1% 1.10 10 flashes 1% → 10% → 35% → 100% 1.11 11 flashes 100% → 20% → Strobe 1.12 12 flashes 100% only Option 2 · Toggle Mode Memory (2 flashes + buzz) When mode memory is enabled, the flashlight returns to the last-used mode after it is switched off and on again. Battery Voltage Indicator In Battery Check mode, count the flashes to estimate the battery voltage. Voltage Range Flashes Below 2.95 V 1 2.95–3.25 V 2 3.25–3.55 V 3 3.55–3.85 V 4 Above 3.85 V 5
SFT70 6500k, SFT70 5000k, SFT70 3000k, 519a 5700k, 519a 5000k, 519a 4000k, 519a 3500k, 519a 3000k, 519a 2700k, 519a 1800k, B35AM 6500k, B35AM 5700k, B35AM 5000k, B35AM 4500k, B35AM 4000k, B35AM 3500k, B35AM 3000k, B35AM 2700k, LHP531 6500k, LHP531 5000k, LHP531 4000k, LHP531 3000k, LHP531 1800k, LHP73B 6500k BURN WARNING RUNS VERY HOT, LHP73B 5000k BURN WARNING RUNS VERY HOT, LHP73B 4000k BURN WARNING RUNS VERY HOT, LHP73B 3000k BURN WARNING RUNS VERY HOT, LHP73B 1800k BURN WARNING RUNS VERY HOT