How many lithium cells does this unit have (3 or 4)? A 4-cell unit can boost a dead battery, a 3-cell cannot.

The SL1654 has a 4 Cell internal battery

Which port is needed to charge this

There are two ways to charge the SL1654. Via USB cable through the A/C outlet or using the DC cable through the DC port on your vehicle.

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Schumacher Electric Portable Car Battery Jump Starter & Power Bank – SL1654

Product ID: 510843079

Details

Battery Cell Composition
Lithium Ion
Brand
Schumacher
Product Dimensions
8.25"D x x
Vehicle Service Type
Lawn mower ATV
Voltage
12 volts

⚡2250A peak jump power

🔋26800mAh lithium battery

🔌2.4A USB fast charging

2568.48 DT

Duties & taxes included

In stock

Sold byAmazon TunisiaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

🚗 Power up your ride, anytime, anywhere — be the driver who’s always ready.

RAPID RECHARGE - Fully recharges in just 4 hours with DC car charger—ready when you are.
SMART SAFETY TECH - Reverse polarity, short circuit, and temperature protection keep you and your vehicle safe.
INSTANT POWER BOOST - 2250 amps to jump start up to 10.0L gas & 8.0L diesel engines—never get stranded again.
ALL WEATHER RELIABILITY - Pre-Heat & Pre-Boost tech ensures jump starts even in freezing or low-voltage battery conditions.
TRIPLE FUNCTION VERSATILITY - Jump starter, power bank, and LED flashlight in one sleek, portable device.

The Schumacher SL1654 is a rugged, 3-in-1 portable jump starter delivering 2250 peak amps to start large gas and diesel engines. Equipped with a 26800mAh lithium battery, it doubles as a USB power bank and features a 3-mode LED flashlight. Advanced safety protections and Pre-Heat/Pre-Boost technology ensure reliable jump starts in all conditions. Compact and lightweight, it recharges quickly via USB or DC car charger, making it an essential tool for drivers, adventurers, and professionals alike.

Specifications

ASIN	B0BRNY98VG
Amperage	2250 A
Automotive Fit Type	Universal Fit
Battery Capacity	26800 milliamp_hours
Battery Type	Lithium Ion
Best Sellers Rank	#48,654 in Automotive ( See Top 100 in Automotive ) #246 in Jump Starters
Brand Name	Schumacher Electric
Compatible with Vehicle Type	Lawn mower, ATV, JetSki, Snow mobile, Motorcycle, Car, SUV, Tractor, Boat, Truck, RV
Customer Reviews	4.5 4.5 out of 5 stars (79)
Included Components	Includes (1) SL1654 Lithium Portable Power Pack and Jump Starter, (1) 12V DC car charger, (1) USB charging cable, (1) storage bag, (1) user manual
Item Dimensions D x W x H	8.25"D x 3.13"W x 12.13"H
Item Highlight	RUGGED – 2250A Jump Start – Lithium – USB Charging – 3-Mode Light – 12V Power Sport, Auto, Marine Batteries
Item Type Name	Automotive Jump Starter & Portable Power
Item Weight	2.7 pounds
Manufacturer	Schumacher Electric
Manufacturer Part Number	SL1654
Manufacturer Warranty Description	1 Year Warranty
Model Number	SL1654
Number of Items	1
Peak Output Current	2250 A
Specification Met	UL
UPC	026666826549
Voltage	12 volts

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2568.48 DT

Duties & taxes included

In stock

Sold byAmazon TunisiaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Tunisia.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

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