Blue Sea 1838 M2 AC Multimeter [1838] Accessories Thistle The tabs on the locking

The tabs on the locking ring lock into the inlet for a positive watertight hook-up while eliminating any chance of cross threading

10-1/2" Length

Ronstan Swivel Shackle w/ 5/32" Pins

Spinlock XCS Triple Clutch 1/4" to 3/8"

Blue Sea 1838 M2 AC Multimeter [1838] Accessories Thistle The tabs on the lockingM2 AC Multimeter Monitors AC Amps, Volts, Hzs on large, bright display. Supports programmable current transformer ratios. Accurately measure and monitor AC amperage, voltage and Hz. (measures 2 voltages and 2 circuits) Features: Auto dimming, bright OLED display is easy to read Easy to adjust 92dB alarm on all models Isolated MOSFET relay Specifications: Meter: Current, Frequency, Power, Voltage Function: 50 to 250V to 300A Alarms: High Low Current,