LI-LON HH-4000BAT Battery Pack 7.4V 4000MAH

( Brand: Li-lon ), ( Manufacturer Part Number: HH-4000BAT ), ( Power Rating: 7.4v ), ( Type: Servo Drive )

Review LI LON Model 7.4v 4000mah Battery Pack

The Li-lon HH-4000 Bat 7.4V 4000mAh Battery Pack is a powerful and high-capacity rechargeable battery designed for various portable electronic devices. This battery pack, manufactured by Li-lon, boasts a capacity of 4000mAh, which translates to a longer runtime and extended usage time for your devices.

The Li-lon HH-4000 Bat 7.4V battery pack operates at a voltage of 7.4V, making it suitable for a wide range of devices that require this specific voltage level. This battery pack is compact and lightweight, with dimensions of approximately 142.5mm x 63.5mm x 25mm (L x W x H), and it weighs only around 212 grams, making it an ideal choice for users who require a portable and powerful power source.

The battery pack features a smart charging system that automatically adjusts the charging current based on the battery temperature and charging status. This ensures that the battery is charged safely and efficiently, preventing any potential damage to the battery or the device. The battery pack is also equipped with an intelligent protection circuit that safeguards against overcharging, over-discharging, short-circuiting, and reverse polarity, ensuring the longevity and safety of the battery.

The Li-lon HH-4000 Bat 7.4V 4000mAh Battery Pack is compatible with a wide range of devices, including digital cameras, camcorders, portable audio players, handheld video game consoles, and other portable electronic devices that require a 7.4V power source. The battery pack comes with a USB charging cable, allowing users to easily charge the battery using a USB power source, such as a computer or a wall adapter.

In summary, the Li-lon HH-4000 Bat 7.4V 4000mAh Battery Pack is a high-capacity, portable, and powerful rechargeable battery pack that is suitable for various portable electronic devices. It features a smart charging system, intelligent protection circuit, and a compact and lightweight design, making it an ideal choice for users who require a reliable and convenient power source on the go.

The Li-ion HH-4000BAT 7.4V 4000mAh battery pack is a commonly used power source for various handheld devices. Here are some pros and cons that could help you decide whether to purchase this battery pack:

1. High Capacity: This battery pack offers a high capacity of 4000mAh, which is sufficient to power most handheld devices for an extended period.

2. Lightweight: With a weight of only 122g, this battery pack is lightweight and portable, making it easy to carry around.

3. Universal Compatibility: This battery pack is compatible with a wide range of devices, including digital cameras, camcorders, handheld game consoles, and more.

4. Rechargeable: The battery pack can be recharged using a charger, allowing you to use it multiple times before needing to replace it.

5. Affordable: The battery pack is relatively affordable, making it an economical choice for those who need a spare battery or are looking for a budget option.

1. Charging Time: The battery pack takes around 4-5 hours to fully charge, which can be a disadvantage for those who need a quick charge.

2. No Indicator Lights: The battery pack does not have any indicator lights to show the charging status or the battery level, which can make it difficult to determine the charge status.

3. No Protection Circuit: The battery pack does not have any built-in protection circuits, which can be a disadvantage for those who need additional safety features.

The Li-ion HH-4000BAT 7.4V 4000mAh battery pack is a decent option for those who need a high-capacity, lightweight, and affordable battery pack for their handheld devices. However, it may not be the best choice for those who require a quick charge or additional safety features.

If you are looking for a battery pack with a quick charge, built-in protection circuits, or advanced charging features, you may want to consider purchasing a more expensive battery pack from a reputable brand. However, if you are on a tight budget and are looking for a basic battery pack that offers a high capacity and universal compatibility, the Li-ion HH-4000BAT 7.4V 4000mAh battery pack could be a good choice for you.

Details:

part #: hh4000bat prices

• $24.29-$56.99

specifications induservo:

• brand: Li-lon
• mpn: Hh-4000bat
• power rating: 7.4v
• type: Servo Drive

seller induservo:

• # reviews: 708
• rating: 99.3%
• city: Brea, CaLifornia

payments induservo:

• wallet: Google-pay
• credit card: Visa
• other

returns induservo:

• poLicy: No Returns

general induservo:

• Drives Starters > Drives Motor Controls > Servo Drives AmpLifiers
• condition: New Open box

offer induservo:

• options: Ship-to-home
• started: January 6, 2026
• quantity: 10
• sold: 0
• availabiLity: In Stock

shipping induservo:

• transit: 4-10 Days
• carrier: USPS
• cost: $0.00
• class: Standard
• type: Calculated
• service: USPS Ground Advantage