Total TLL156506 Self-Levelling Line Laser Level B-3704S Ventilation fan need to be

Ventilation fan need to be serviced after 1000 hours to ensure long life

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Air Flow Stage 1: 500 L/min

Type Rim Lock Fingerprint None Card Up to 40 different cards Mechanical key None PIN code digits 4-12 Door Gap 5mm Thickness 9-13mm Front body dimension 72 (W) x 185 (H) x 36 (D) mm Back body dimension 66 (W) x 179 (H) x 13 (D) mm

Serves as a continuity and polarity tester

Total TLL156506 Self-Levelling Line Laser Level B-3704S Ventilation fan need to beTotal TLL156506 Self Levelling Line Laser Level Working Range: 0~15 m Line accuracy 1. 5mm at 5 m Levelling time<4s Self levelling angle 4 Laser Type 650nm Laser Class <1mW With magnet With hanging holeWith Laser Cross Function With Horizontal Line Function With Vertical Line Function With Cross Lock Function With Laser Gain Function Operating temperature 0~+40 Operating temperature 20~+70 Batteries AA(1. 5V)*3 Weight without batteries 305 g