ANTSIR HJ812 RC Boat, 2.4GHz 25KM/H Speedboat, 120M Range, 7.4V 700mAh Battery, Low Battery Alarm

Overview

ANTSIR HJ812 is a compact RC Boat designed for high-speed fun and reliable control. The speedboat reaches up to 25KM/H and uses a 2.4GHz radio system for stable operation at up to 120M. A sealed hull, low battery alarm, and over-distance prompt enhance safety. Ready-to-Go assembly with lithium power makes it suitable for users 14+y.

Key Features

2.4GHz remote control, about 120M range

Multi-boat play without mutual interference.

25KM/H cruising speed with one-key speed adjustment

Fast, stable performance for racing.

Sealed, water‑proof hull

Fully sealed design protects internal parts.

One-key recovery from capsizing

Easy self-righting when the hull overturns.

LED bow lights

Bright night lights on both sides for night cruising indication.

Low voltage and over-distance prompts

Audible alarms help prevent loss or shutdown.

Off-water protection

Safety function prevents unintended operation when out of water.

Automatic presentation (figure-8 demo)

Double-click the function button to enter automatic navigation demonstration; any operation exits the demo.

Gun-style transmitter with trims

Forward/backward and left/right steering, plus fine tuning of speed and steering.

High-power 180 motor

Flexible steering and stable drive performance.

Specifications

What’s Included

• Remote controller ×1
• Hull + support ×1
• Lithium battery ×1
• USB cable ×1
• Screw propeller ×1
• Jam nut ×1
• Wrench ×1
• Instruction manual ×1

Details

High-speed remote-controlled speedboat, easy to control, durable design

2.4G remote control, LED lighting, waterproof, high power, automatic recovery, off-water protection, wind resistance, high speed, low voltage alert, rechargeable battery.

Remote-controlled speedboat with 25km/h speed, one-key adjustment, stability, and automatic capsizing recovery.

Antenna, power switch, indicator lights, speed and steering tuning, directional controls, battery holder, and lighting control. (16 words)

RC boat with one-key recovery, capsize resistant, made in China.

Remote-controlled speedboat with 2.4G technology, enabling multi-player competition without interference. Features 120m control range and high-frequency wireless system.

RC boat with bright LED lights for night cruising, unobstructed visibility.

Remote-controlled quality speedboat features a fully sealed design, protecting internal parts and preventing water contact with sensitive components.

One-key automatic navigation demo; double-click function button for 8-figure routine; any function key exits mode.

Speedboat with remote control, battery and range alarms, over-distance and low-power alerts for safe operation. (24 words)

High-capacity 7.4V 700mAh lithium battery for ANTSIR HJ812 RC Boat, easily replaceable. Instructions include turning knob, opening cover, inserting battery, connecting plug, and securing cover. Made in China.

Remote-controlled speedboat with 180 high-power motor, imported materials, flexible steering.

High-capacity battery with replaceable 7.4V 700mAh lithium battery for extended endurance. The battery supports multiple charging methods: computer supply, power bank, and power adapter. A red USB light indicates charging in progress, lasting approximately 2 hours; when off, charging is complete. Disconnect all connections after charging. Premium quality assurance highlighted at the top. Charging options are clearly illustrated with visual examples.

812 remote-control speedboat, 30×8×6.4cm, gun-style remote, 7.4V 700mAh battery, 120m control range, 25km/h speed, 20min runtime, orange/purple/yellow, for ages 14+, 18 sets per pack.

Sleek orange and black RC boat with 2.4G remote offers high-speed performance and a range over 120 meters. Features one-key start, dual motors, and waterproof design. Includes remote, hull with support, propeller, jam nut, USB cable, wrench, lithium battery, and manual. Dimensions: 32cm (L) × 19.2cm (H) × 9.6cm (W). Suitable for ages 14 and up.