Product comparison · 2 power adapters & inverters

2-Power AC 90W 18-20V 4.9A vs Lenovo 42T4459 power adapter/inverter Indoor

Key differences

Output power
- AC 90W 18-20V 4.9A:90 W
- 42T4459 power adapter/inverter Indoor:65 W
Output voltage
- AC 90W 18-20V 4.9A:18 V
- 42T4459 power adapter/inverter Indoor:20 V

Differences highlightedShow differences only

Comparison of AC 90W 18-20V 4.9A, 42T4459
17 specifications	A 2-Power AC 90W 18-20V 4.9A View product	B Lenovo 42T4459 power adapter/inverter Indoor Model 42T4459 View product
Features2 differ
Purpose	Laptop	Laptop
Power supply type	Indoor	Indoor
Power current typeKnown for one	AC-to-DC	Unknown — not stated by the source
Input voltage	100-240 V	100-240 V
Input frequency	50/60 Hz	50/60 Hz
Output powerDiffers	90 W	65 W
Output voltageDiffers	18 V	20 V
Output currentKnown for one	4.9 A	Unknown — not stated by the source
CompatibilityKnown for one	HP Compaq 500 HP Compaq nx5xx HP Compaq Evo N1xx HP Pavilion dv2	Unknown — not stated by the source
Designidentical
Product colour	Black	Black
LED indicatorsKnown for one	Yes	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 40 °C	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-20 - 60 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	20 - 80%	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	10 - 90%	Unknown — not stated by the source
Packaging dataidentical
AC adapter includedKnown for one	Yes	Unknown — not stated by the source
Packaging contentidentical
Cables includedKnown for one	AC	Unknown — not stated by the source

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.