Convoy M21B MAO 21700 flashlight

About the Host

The numbers 7mm / 9mm / 10mm refer to the diameter of the reflector's bottom hole.

Specifications

General Parameters

• Material: Aluminum Alloy

• Driver: 12 groups with temperature protection

• Low Voltage Warning: Yes

• Reverse Polarity Protection: Yes

• Lens Type: AR-coated glass

• Reflector:

  • Orange Peel (OP): XHP70.3 HI, XHP50.3 HI, B35AM, GT FC40, 519A, SFT70, LHP531, LHP73B

  • Smooth (SMO): SST40, SFT40, KW CULPM1.TG

• Mode Memory: Yes

• Tailstand Capable: Yes

• Battery Included: No

• Required Battery: 1 × standard 21700 lithium battery

Dimensions & Weight

• Diameter: Head - 35.7mm / Body - 27.1mm

• Length: 141.5mm

• Weight: 120g

Driver Output Specifications

Driver Features (12 Groups)

• Key Advantage: No visible PWM in any mode with intelligent temperature management

• Temperature Control:

  • When temperature exceeds 55°C, driver automatically reduces current to lower heat output

  • Note: This only reduces heat - flashlight surface may still become hot

Configuration Mode

Basic Operation

1. Power On/Off: Click switch

2. Mode Selection: Tap switch to cycle through modes

Entering Config Mode

• Quickly tap switch ( half press ) 20 times or more while flashlight is on

• Visual feedback through flashes (no physical interface)

• Selection Method: Tap switch during a flash to choose that option

Configuration Options

Option 1 (1 flash + buzz): Select Mode Group

• 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 (2 flashes + buzz): Toggle Mode Memory

• Inactivity returns to last used mode

Battery Voltage Indicators