AILI Battery Monitor with Shunt, 8-120V up to 500A Voltage Current Meter, State of Charge Display up to 999AH, Compatible with LiFePO4 Lithium AGM Gel – for RV Camper Caravan Boat Solar Off-Grid

From the brand

Founded in 2017 by Dr. Kevin Li, HENGSHAN reimagines solar power—making clean energy accessible. We offer industry-leading panels, high-performance kits, smart batteries, and IoT solutions for RVs, off-grid, outdoor, and home backup. Rugged, easy to install, and built for any environment, our products blend innovation, durability, and affordability to empower energy independence. HengShan: Innovating solar for a smarter, sustainable tomorrow.

AILI Battery Monitor

How did we get our start?

HENGSHAN was founded in 2017 by Dr. Kevin Li with a clear mission: to make clean, reliable solar power accessible to everyone, for everyday life and adventures alike.

What makes our products unique?

We combine advanced R&D, user‑centric design, and smart IoT integration to create highly efficient, rugged, and easy‑to‑install solar solutions. We stand out by balancing top performance, durability, and affordability for real‑world use.

Why do we love what we do?

We love empowering global users to achieve energy independence and a smarter, more sustainable future.

BATTERY MONITOR WITH SHUNT – Read State of Charge (%), voltage (V), charge/discharge current (A) & remaining capacity (up to 999Ah) in real time — like a fuel gauge for your battery bank. Includes 350A / 500A precision shunt for accurate coulomb counting.
UNIVERSAL COMPATIBILITY – 8V–120V, supports 12V / 24V / 36V / 48V systems. Works with LiFePO4, Lithium-Ion, AGM, Gel & Lead-Acid batteries. Perfect for RV, camper van, marine boat, solar off-grid, golf cart, motorhome & home battery backup systems.
BACKLIT LCD DISPLAY & EASY DIY INSTALL – Large, clear screen readable in any light. Ultra-low standby draw (50–60μA) protects your battery. Memory retains data after power-off. Most users install in under 20 minutes — no electrician needed.
COMPLETE KIT INCLUDED – Package contains display meter, 2M extension cable, 350A/500A current shunt & user manual. Self-powered (8–80V), no isolated power supply needed. Programmable capacity (0.1–999Ah) fits any battery bank size.
WORRY-FREE PURCHASE – 30-day hassle-free returns & responsive customer support. Trusted by 2,200+ verified customers with 4.3-star rating. Compatible with all major battery chemistries. If you have any issue, contact us — we respond within 24 hours.

Product summary

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