You may want to look the Poloroid 620 My back up is a Poloroid 620 work great and no bat.
Note some 620 do not use EV they used a Poloroid number see chart below.

Dave

Exposure times, in seconds or minutes (m), for various exposure values and f-numbers
EV Number
f/2.8 f4 f/5.6 f/8 f/11 f/16 f/22
0 8 15 30 60 2 m 4 m 8 m
1 4 8 15 30 60 2 m 4 m
2 2 4 8 15 30 60 2 m
3 1 2 4 8 15 30 60
4 1/2. 1 2 4 8 15 30
5 1/4 1/2. 1 2 4 8 15
6 1/8 1/4 1/2. 1 2 4 8
7 1/15 1/8 1/4 1/2. 1 2 4 Poloroid 620 Numbers
8 1/30 1/15 1/8 1/4 1/2. 1 2
9 1/1 1/30 1/15 1/8 1/4 1/2. 1 0
10 1/125 1/1 1/30 1/15 1/8 1/4 1/2. 1
11 1/250 1/125 1/1 1/30 1/15 1/8 1/4 2
12 1/250 1/125 1/1 1/30 1/15 1/8 3
13 1/250 1/125 1/1 1/30 1/15 4
14 1/250 1/125 1/1 1/30 5
15 1/250 1/125 1/1 6
16 1/250 1/125 7
17 1/250 8
18 9
EV Number f/2.8 f/4 f/5.6 f/8 f/11 f/16 f/22
Poloroid 620 Numbers

Quote Originally Posted by MrclSchprs View Post
Looking for a small pocketable analog exposure meter, preferable a Weston as it operates without batteries. In working order with consistent measurements. If you have one lying on a shelf gathering dust, please let me know.