This is a reliable Lenovo 45W laptop charger designed for the IdeaPad S145-14AST (81ST), delivering stable 20V 2.25A output. It is built for everyday computing tasks such as browsing, document work, online learning, and light office applications.

At KSh 1,500 in Kenya, it is an affordable replacement or backup charger for Lenovo IdeaPad S145 series laptops requiring 45W power input.

This adapter commonly uses a 4.0mm x 1.7mm barrel connector, which is standard for many Lenovo 45W IdeaPad models.

Adapter for Lenovo IdeaPad S145-14AST 81ST 20V 2.25A 45W Price Table

Product Name	Price in Kenya (KSh)
Adapter for Lenovo IdeaPad S145-14AST 81ST 20V 2.25A 45W	1,500

Adapter for Lenovo IdeaPad S145-14AST 81ST 20V 2.25A 45W Key Specifications

Feature	Specification
Voltage & Current	20V 2.25A
Wattage	45W
Connector Type	4.0mm x 1.7mm Barrel
Input Voltage	100–240V, 50–60Hz
Charging Type	AC Laptop Adapter
Protection Features	Overvoltage, overcurrent, short circuit protection
Compatibility	Lenovo IdeaPad S145-14AST (81ST)
Build Material	Heat-resistant casing
Efficiency	Stable low-power output
Durability	Designed for daily basic use

Adapter for Lenovo IdeaPad S145-14AST 81ST 20V 2.25A 45W Design and Build Quality

Compact and lightweight Lenovo-style design
Heat-resistant casing for safety
Strong barrel connector for stable charging
Durable cable for everyday movement
Built for basic laptop use

Adapter for Lenovo IdeaPad S145-14AST 81ST 20V 2.25A 45W Charging Performance

Stable 45W output (20V 2.25A)
Reliable for light computing tasks
Supports browsing, office work, and study use
Consistent charging performance under normal load
Energy-efficient operation

Adapter for Lenovo IdeaPad S145-14AST 81ST 20V 2.25A 45W Safety Protection Technologies

Protection Type	Description
Overvoltage protection	Prevents voltage spikes
Overcurrent protection	Controls excess current flow
Short circuit protection	Automatic shutdown during faults
Thermal protection	Prevents overheating
Voltage regulation	Ensures stable output

Adapter for Lenovo IdeaPad S145-14AST 81ST 20V 2.25A 45W Compatibility

Compatible with Lenovo IdeaPad S145-14AST (81ST)
Works with other Lenovo 45W IdeaPad models
Uses 4.0mm x 1.7mm barrel connector
Suitable for low-power Lenovo laptops
Not compatible with USB-C laptops

Adapter for Lenovo IdeaPad S145-14AST 81ST 20V 2.25A 45W Cable Strength and Durability

Reinforced power cable
Strong connector head for stable connection
Heat-resistant insulation
Flexible and lightweight design
Built for daily use

Adapter for Lenovo IdeaPad S145-14AST 81ST 20V 2.25A 45W Energy Efficiency and Heat Control

Efficient 45W output
Low heat generation
Stable voltage delivery
Reduced energy loss
Safe for continuous basic operation

Adapter for Lenovo IdeaPad S145-14AST 81ST 20V 2.25A 45W Ideal Use Cases

Student learning and online classes
Office productivity work
Web browsing and streaming
Document editing
Replacement or backup charger

Adapter for Lenovo IdeaPad S145-14AST 81ST 20V 2.25A 45W Smart Features

Adapter for Lenovo IdeaPad S145-14AST 81ST 20V 2.25A 45W Pros and Cons

Pros	Cons
Very affordable price	Not USB-C compatible
Lightweight and portable	Low power (45W only)
Stable basic performance	Limited to older Lenovo models
Good safety features	Barrel connector only
Ideal for everyday tasks	Not for heavy workloads

Adapter for Lenovo IdeaPad S145-14AST 81ST 20V 2.25A 45W FAQs

Q: What is the price in Kenya?
A: KSh 1,500
Q: Which laptops does it support?
A: Lenovo IdeaPad S145-14AST (81ST) and other 45W models
Q: What connector type does it use?
A: 4.0mm x 1.7mm barrel connector
Q: Is it safe for daily use?
A: Yes, it includes full protection features
Q: Can it charge USB-C laptops?
A: No

Conclusion
This is a reliable 45W Lenovo charger designed for the IdeaPad S145-14AST series. It delivers stable performance, efficient power delivery, and essential safety protection for everyday use.

At KSh 1,500 in Kenya, it is a budget-friendly replacement or backup charging solution for Lenovo users